clang-format: [JS] Fix typescript enum formatting.

Patch by Martin Probst.

Before:
  enum {
    A,
    B
  } var x = 1;

After:
  enum {
    A,
    B
  }
  var x = 1;

llvm-svn: 239893
diff --git a/clang/unittests/Format/FormatTestJS.cpp b/clang/unittests/Format/FormatTestJS.cpp
index 7c8b3fc..2911f0e 100644
--- a/clang/unittests/Format/FormatTestJS.cpp
+++ b/clang/unittests/Format/FormatTestJS.cpp
@@ -688,6 +688,14 @@
                "var y;");
 }
 
+TEST_F(FormatTestJS, EnumDeclarations) {
+  verifyFormat("enum Foo {\n"
+               "  A = 1,  // comment\n"
+               "  B\n"
+               "}\n"
+               "var x = 1;");
+}
+
 TEST_F(FormatTestJS, MetadataAnnotations) {
   verifyFormat("@A\nclass C {\n}");
   verifyFormat("@A({arg: 'value'})\nclass C {\n}");